<!doctype html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
	*{padding: 0px;
		margin: 0px;}
		.bg{
			height: 100px;
			width: 1000px;
			background: blue;
		}
		.tar{
			width: 1500px;
			height: 100px;
		}
		.tar li{
			list-style: none;
			width: 200px;
			height: 100px;
			background: red;
			margin-right: 3px;
			float: left;
		}
	</style>
</head>
<body>
	<div class="bg">
		<ul class="tar">
			<li>1</li>
			<li>2</li>
			<li>3</li>
			<li>4</li>
			<li>5</li>
		</ul>
	</div>
</body>
</html>